mirror of https://gitee.com/openkylin/linux.git
68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
/* linux/arch/arm/plat-s3c24xx/pm-simtec.c
|
|
*
|
|
* Copyright (c) 2004 Simtec Electronics
|
|
* Ben Dooks <ben@simtec.co.uk>
|
|
*
|
|
* http://armlinux.simtec.co.uk/
|
|
*
|
|
* Power Management helpers for Simtec S3C24XX implementations
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/types.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/list.h>
|
|
#include <linux/timer.h>
|
|
#include <linux/init.h>
|
|
#include <linux/sysdev.h>
|
|
#include <linux/device.h>
|
|
#include <linux/io.h>
|
|
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
|
|
#include <mach/hardware.h>
|
|
|
|
#include <mach/map.h>
|
|
#include <mach/regs-gpio.h>
|
|
#include <mach/regs-mem.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
|
|
#include <plat/pm.h>
|
|
|
|
#define COPYRIGHT ", (c) 2005 Simtec Electronics"
|
|
|
|
/* pm_simtec_init
|
|
*
|
|
* enable the power management functions
|
|
*/
|
|
|
|
static __init int pm_simtec_init(void)
|
|
{
|
|
unsigned long gstatus4;
|
|
|
|
/* check which machine we are running on */
|
|
|
|
if (!machine_is_bast() && !machine_is_vr1000() &&
|
|
!machine_is_anubis() && !machine_is_osiris() &&
|
|
!machine_is_aml_m5900())
|
|
return 0;
|
|
|
|
printk(KERN_INFO "Simtec Board Power Manangement" COPYRIGHT "\n");
|
|
|
|
gstatus4 = (__raw_readl(S3C2410_BANKCON7) & 0x3) << 30;
|
|
gstatus4 |= (__raw_readl(S3C2410_BANKCON6) & 0x3) << 28;
|
|
gstatus4 |= (__raw_readl(S3C2410_BANKSIZE) & S3C2410_BANKSIZE_MASK);
|
|
|
|
__raw_writel(gstatus4, S3C2410_GSTATUS4);
|
|
|
|
return s3c2410_pm_init();
|
|
}
|
|
|
|
arch_initcall(pm_simtec_init);
|